#66189E#66189E

#66189E is a dark, vivid violet. Relative luminance 0.059; OKLCH L 41.6% C 0.195 H 305.1°. Best body text is #FFFFFF at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#66189E
RGB	rgb(102, 24, 158)
HSL	hsl(275, 74%, 36%)
HSV	hsv(275, 85%, 62%)
CMYK	cmyk(35.4%, 84.8%, 0%, 38%)
CIE-LAB	lab(29.28, 55.51, -56.09)
CIE-LCH	lch(29.28, 78.91, 314.70°)
OKLab	oklab(41.59% 0.1123 -0.1599)
OKLCH	oklch(41.59% 0.195 305.1)
XYZ	xyz(11.9763, 5.9467, 32.8580)
Luminance	0.0595 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66189E #509E18

analogous

#23189E #66189E #9E1893

triadic

#66189E #9E6618 #189E66

tetradic

#66189E #9E2318 #509E18 #18939E

square

#66189E #9E2318 #509E18 #18939E

split-complementary

#66189E #939E18 #189E23

monochromatic

#210834 #441069 #66189E #8820D3 #A54DE4

Accessibility & contrast

On white

9.59

#66189E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#66189E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66189E

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66189E	#FFFFFF	#000000	##FFFFFF
##66189E	1.00	9.59	2.19	9.59
#FFFFFF	9.59	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A1

Deuteranopia (green-blind)

#00459B

Tritanopia (blue-blind)

#5B3E5E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #66189e;
/* rgb */ color: rgb(102, 24, 158);
/* oklch */ color: oklch(41.6% 0.195 305.1);

Tailwind

colors: {
  custom: {
    50: '#9861bc',
    500: '#66189e',
    950: '#000000',
  },
}

SCSS

$custom: #66189e;
$custom-light: #9861bc;
$custom-dark: #000000;

JSON

{
  "hex": "#66189e",
  "rgb": {
    "r": 102,
    "g": 24,
    "b": 158
  },
  "hsl": {
    "h": 274.925,
    "s": 73.626,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41591,
    "c": 0.19545,
    "h": 305.1
  },
  "luminance": 0.05947
}

Semantic roles & 50–950 ramp

primary

#66189E

secondary

#7FC64C

accent

#F03885

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #66189E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →